EP4287291A4 - Elektrode und elektrodenherstellungsverfahren - Google Patents

Elektrode und elektrodenherstellungsverfahren

Info

Publication number
EP4287291A4
EP4287291A4 EP21923190.9A EP21923190A EP4287291A4 EP 4287291 A4 EP4287291 A4 EP 4287291A4 EP 21923190 A EP21923190 A EP 21923190A EP 4287291 A4 EP4287291 A4 EP 4287291A4
Authority
EP
European Patent Office
Prior art keywords
electrode
manufacturing
electrode manufacturing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21923190.9A
Other languages
English (en)
French (fr)
Other versions
EP4287291A1 (de
Inventor
Hiroki Yamashita
Reiko Izumi
Norihiro Kotani
Takayuki GONJO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4287291A1 publication Critical patent/EP4287291A1/de
Publication of EP4287291A4 publication Critical patent/EP4287291A4/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/043—Processes of manufacture in general involving compressing or compaction
    • H01M4/0435—Rolling or calendering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
EP21923190.9A 2021-01-27 2021-12-15 Elektrode und elektrodenherstellungsverfahren Pending EP4287291A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021010950 2021-01-27
PCT/JP2021/046307 WO2022163186A1 (ja) 2021-01-27 2021-12-15 電極、及び電極の製造方法

Publications (2)

Publication Number Publication Date
EP4287291A1 EP4287291A1 (de) 2023-12-06
EP4287291A4 true EP4287291A4 (de) 2025-06-04

Family

ID=82654288

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21923190.9A Pending EP4287291A4 (de) 2021-01-27 2021-12-15 Elektrode und elektrodenherstellungsverfahren

Country Status (5)

Country Link
US (1) US20240372069A1 (de)
EP (1) EP4287291A4 (de)
JP (1) JP7745184B2 (de)
CN (1) CN116711090A (de)
WO (1) WO2022163186A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250132343A1 (en) * 2021-10-05 2025-04-24 Lg Energy Solution, Ltd. Electrode, Secondary Battery Comprising the Same, and Method for Manufacturing the Same
WO2024257832A1 (ja) 2023-06-13 2024-12-19 ダイキン工業株式会社 電極合剤シート、電極、二次電池、及び、電極合剤シートの製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070020514A1 (en) * 2005-07-20 2007-01-25 Daido Metal Company Ltd. Electrode for secondary battery
US20130295463A1 (en) * 2011-01-17 2013-11-07 Shoei Chemical Inc. Cathode material for lithium ion secondary batteries and method for producing same
US20170256367A1 (en) * 2016-03-01 2017-09-07 Maxwell Technologies, Inc. Compositions and methods for energy storage device electrodes
EP4224550A1 (de) * 2020-09-30 2023-08-09 Panasonic Intellectual Property Management Co., Ltd. Elektrode und verfahren zur herstellung der elektrode

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102479910B1 (ko) * 2016-10-28 2022-12-22 어드벤 인더스트리스 인코포레이티드 전도성 플레이크-강화, 폴리머-안정화 전극 조성물 및 그 제조방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070020514A1 (en) * 2005-07-20 2007-01-25 Daido Metal Company Ltd. Electrode for secondary battery
JP2007026984A (ja) * 2005-07-20 2007-02-01 Daido Metal Co Ltd 二次電池用電極
US20130295463A1 (en) * 2011-01-17 2013-11-07 Shoei Chemical Inc. Cathode material for lithium ion secondary batteries and method for producing same
US20170256367A1 (en) * 2016-03-01 2017-09-07 Maxwell Technologies, Inc. Compositions and methods for energy storage device electrodes
JP2019512872A (ja) * 2016-03-01 2019-05-16 マックスウェル テクノロジーズ インコーポレイテッド エネルギー貯蔵装置用電極および乾燥したエネルギー貯蔵装置用電極フィルムの製造方法
EP4224550A1 (de) * 2020-09-30 2023-08-09 Panasonic Intellectual Property Management Co., Ltd. Elektrode und verfahren zur herstellung der elektrode

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022163186A1 *

Also Published As

Publication number Publication date
CN116711090A (zh) 2023-09-05
JPWO2022163186A1 (de) 2022-08-04
EP4287291A1 (de) 2023-12-06
WO2022163186A1 (ja) 2022-08-04
US20240372069A1 (en) 2024-11-07
JP7745184B2 (ja) 2025-09-29

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